/* Copyright (c) 2010 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.orkut.client.api.samples.greetings.server;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;

/**
 * A helper class to handle cookies.
 *
 * @author Shishir Birmiwal
 */
public class Cookies {
  public static String getCookieValueFor(HttpServletRequest request, String name) {
    Cookie[] cookies = request.getCookies();
    if (cookies == null) {
      return null;
    }

    for (Cookie cookie : cookies) {
      if (cookie.getName().equals(name)) {
        return cookie.getValue();
      }
    }
    return null;
  }
}
